math
posted by anonymas .
how do i factor this
y=x to the power of 2 2x5?
thanks in advance!

y = x^2  2 x  5
That can not be factored with whole numbers
try solving quadratic
[ 2 +/ sqrt (4+20) ] /2
= 1 +/ sqrt(6)
so try
(x  1+sqrt6)(x  1sqrt(6))
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